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ˮSúĥ^ķmϵy^Ǻε坍ODZϰȫaĺOʩ䅢OӋ회ȫλ@ۉmը߅ΣȼϡcԴɢ]gMȫλLUܿOӋMЧ坍Ҫ䎧İȫЧЧhЧͽЧǂyoȔMģǬFˮSFȫ坍ЧaɻȱĽMɲ֡
ˮSõķmϵy܅
L (Air Flow, Q) λ m³/h CFM@*PIą֮һQϵy坍w
Ӌ㷽 Q = ∑(ÿmcL) * ͬrʹϵ(K) + ϵyй©
ÿmcL mʽܛܽӿ߿OӿڣܵLؓҪķۉm|úۣӋ㡣ͨÿӿҪ 800 - 1500 m³/h߿ڿҪ1500 - 2500 m³/h
ͬrʹϵ (K) ]mcͬrʹõĸʣһȡ 0.7 - 1.0úĥ^h^ֵ 1.0 OӋ_PIcͬr
ϵyй© OӋõϵyй©ڿL 5% ԃ
ˮSúĥ ܇gСO䲼坍Lͨ 4000 - 12000 m³/h ܇gܸ
ؓ/ն (Vacuum Level, P) λ kPa mbarQϵyij
Ӌ㷽 P = ∑(ܵس + ֲ + O + mcؓ)
ܵ cܵ|ֱLȡ^LPú۹ܵLߣͨ > 20 m/s] 22-25 m/sԷֹۉm^ߕĥp
O ҪǷxLͰЧ^V^Vʼs 1-1.5 kPaSeӣOÉ_ 2.5-3 kPa rʾң
mcؓ M桢Op϶ú*Сؓͨ 8-15 kPa ̎
ˮSúĥ ϵyOӋնͨ 25 - 45 kPa ձõ~նڴֵ
ܵOӋ
| 늲xP䓣ĥ늣̼䓣ȱڹ⻬÷̎ʹ PVC Ƚ^Ϲܡ
LOӋLӋֱܵͨ 150mm - 300mm
֣ Mpُ^ô돽^ (>1.5D) ¶ȣˮƽܵ^LڵceܵOӋɭh·ƽL
ӵأ ÿιܵmg횿ӣιܵɿӵ
úĥmϵy^Vϵy
^Vȣ _Ч^Vŷŝhڇ/ط˜ʣͨҪ ≤ 10 mg/m³ܸЧúw
Vģ o늡ȼ͞VǏҪø PTFE Ĥľo늞VͲoްV⻬
ҷʽ }_*ҸЧķʽs՚}_Դ]ʹõ⣨ԡo@Ƿϵy*ь`ʹÉs՚_京ˮOuLU
^Ve ^VeDZCLPIL͞VS݉m/ⲼӋ㡣úϵyⲼͨ^ͣ 0.8 - 1.2 m/min
ۉmxcռ
һx ]^VǰOLxͰAȷx֣80-95%wúۣpp^VؓLVоͱըLUpM^Vķۉm
mͰ ռx^Vúۡ횷OӋйƬ늲|ɿӵ㰲ȫжң*Îiжyֹжҕr՚ࣩۉmaOӋ
C
ˮSõmϵyĄϵyMͣ
_ĹLC ^նṩúĥϵyx^ø
༉xLC mеնLЧ^ߣ^
Һhã ̎Ч^Sosúϵy^١
ӣ 늙C
bλã ͨb坍՚ȣ^VʹLCֻ坍՚⣬ĥpͳɞcԴLU횴_^VĿ՚^坍Һɿأʹأ
_ˮúĥmϵyĿcOϵy
PLC ϵy ģFԄӆͣҿơψȫi
PIO
^V rOy^߈ʾһQVо
ϵyն/L Oyϵy\РB
(PI) mOy^VǻһPIcވ|l軯䣩
̽y̖ |lД͜/軯
Oض (늙CSLCw) ^
йƬB (x) ш
_ˮúĥmϵyOӋ빤ImϵySTD